

import re





def 	__a     (      A__			:  str       ):
    SCREAMING_SNAKE_CASE										=   re.compile(R"^(\+91[\-\s]?)?[0]?(91)?[789]\d{9}$"       )
    if match := re.search(A__			,  A__       ):
        return match.string == phone
    return False


if __name__ == "__main__":
    print(indian_phone_validator('+918827897895'))
def 				lowerCAmelCase__       (			a__    ,     a__    ,     a__    ,     a__    ,     a__ )      ->int:




  '''simple docstring'''

  if index == number_of_items:
    return 0
  _UpperCamelCase           =    0
  _UpperCamelCase           =    0
  _UpperCamelCase           =    knapsack(a__    ,     a__    ,     a__    ,     a__    ,     index + 1 )
  if weights[index] <= max_weight:
    _UpperCamelCase           =    values[index] + knapsack(
        a__    ,     a__    ,     a__    ,     max_weight - weights[index]    ,     index + 1 )
  return max(a__    ,     a__ )


if __name__ == "__main__":
   import doctest

   doctest.testmod()




